Presidential souvenirs and collectibles: postcards, books, clothing and art, plus replicas of Jackie Kennedy’s jewelry and an "Oval Office" photo op. Nearby President’s Gallery (1425 G Street) with rare memorabilia to buy. 15th St.: January to April, M-Sa 9 am-8 pm, Su 9 am-6 pm; May to December, M-Sa 8 am-9 pm, Su 9 am-8 pm.